Is MCCLAVE WA INC required to publish a Consumer Confidence Report?

Yes. MCCLAVE WA INC is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.

When is MCCLAVE WA INC’s next Consumer Confidence Report due?

MCCLAVE WA INC’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

What is a Consumer Confidence Report?

A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

MCCLAVE, CO · Bent County

MCCLAVE WA INC Water System

Consumer Confidence Report status

MCCLAVE WA INC must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.

As of August 1, 2026, EPA's federal records show no open violations for MCCLAVE WA INC.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Colorado’s official records. Always confirm current status with Colorado before making decisions based on this information.

System facts

System ID (PWSID): CO0106500
System type: Community Water System
Population served: 378
Service connections: 155
Ownership: privately owned
Water source: groundwater (wells)

MCCLAVE WA INC is one of 1,060 community water systems in Colorado in the 500 or fewer people size category, serving 378 people from groundwater.

As of August 1, 2026, its federal record holds 21 entries between 1993 and 2024, all of which EPA lists as closed.

Of the 21, 16 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves inorganic chemicals, the Public Notice Rule and Revised PN Rule, and the Radionuclides and Revised Rad Rule.

Violation history

Public Notification Violation for NPDWR Violation
—
Public Notice
April 1, 2024 – June 24, 2024
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
January 1, 2024 – March 31, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
January 1, 2024 – June 24, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
April 1, 2023 – June 24, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
January 1, 2023 – June 24, 2024
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
October 1, 2021 – December 31, 2021
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2021 – December 31, 2021
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2021 – December 31, 2021
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2019 – July 31, 2020
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Barium
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Chromium
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Mercury
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Nickel
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 1999 – July 31, 1999
Resolved
Monitoring, Regular
—
Nitrate
January 1, 1993 – December 31, 1993
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
April 1, 2024 – June 24, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 1, 2024 – March 31, 2024	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
January 1, 2024 – June 24, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
April 1, 2023 – June 24, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 1, 2023 – June 24, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 1, 2021 – December 31, 2021	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
January 1, 2021 – December 31, 2021	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2021 – December 31, 2021	Monitoring, Regular	Nitrate	—	Resolved
October 1, 2019 – July 31, 2020	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Barium	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Chromium	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Mercury	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Nickel	—	Resolved
July 1, 1999 – July 31, 1999	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	Nitrate	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

August 12, 2024State Violation/Reminder Notice3 linked violations
June 24, 2024State Compliance achieved8 linked violations
May 9, 2024State Public Notification requested2 linked violations
November 8, 2023State Compliance achieved6 linked violations
August 3, 2023State Compliance achieved2 linked violations
July 19, 2023State Violation/Reminder Notice1 linked violation
July 19, 2023State Public Notification requested2 linked violations
May 31, 2022State Public Notification requested1 linked violation
May 31, 2022State Administrative/Compliance Order without penalty issued12 linked violations
March 8, 2022State Public Notification received1 linked violation
March 8, 2022State Public Notification received1 linked violation
February 15, 2022State Violation/Reminder Notice1 linked violation
February 14, 2022State Compliance achieved2 linked violations
January 27, 2022State Public Notification requested1 linked violation
January 27, 2022State Public Notification requested1 linked violation
January 27, 2022State Violation/Reminder Notice1 linked violation
January 27, 2022State Violation/Reminder Notice1 linked violation
January 24, 2022State Violation/Reminder Notice1 linked violation
January 24, 2022State Public Notification requested1 linked violation
November 23, 2021State Public Notification received1 linked violation
October 26, 2021State Violation/Reminder Notice1 linked violation
October 26, 2021State Public Notification requested1 linked violation
June 24, 2021State Public Notification received1 linked violation
May 18, 2021State Violation/Reminder Notice1 linked violation
May 18, 2021State Public Notification requested1 linked violation
April 16, 2021State Compliance achieved1 linked violation
January 6, 2021State Public Notification requested1 linked violation
January 6, 2021State Violation/Reminder Notice1 linked violation
November 10, 2020State Compliance achieved1 linked violation
November 2, 2020State Violation/Reminder Notice1 linked violation
November 2, 2020State Public Notification requested1 linked violation
July 31, 2020State Compliance achieved1 linked violation
November 6, 2019State Violation/Reminder Notice1 linked violation
November 6, 2019State Public Notification requested1 linked violation
June 3, 2008State Public Notification received30 linked violations
April 4, 2008State Compliance achieved7 linked violations
March 4, 2008State Compliance achieved30 linked violations
February 8, 2008State Public Notification requested10 linked violations
February 8, 2008State Public Notification requested10 linked violations
February 8, 2008State Violation/Reminder Notice11 linked violations
February 8, 2008State Violation/Reminder Notice11 linked violations
February 8, 2008State Violation/Reminder Notice10 linked violations
August 30, 1999State Public Notification requested1 linked violation
March 3, 1999State Public Notification requested2 linked violations
December 22, 1997State Public Notification requested1 linked violation
March 6, 1995State Intentional no-action1 linked violation
March 6, 1995State Public Notification requested1 linked violation
March 24, 1994State Compliance achieved1 linked violation
November 30, 1992State Public Notification requested3 linked violations

Common questions

Is MCCLAVE WA INC required to publish a Consumer Confidence Report?: Yes. MCCLAVE WA INC is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is MCCLAVE WA INC’s next Consumer Confidence Report due?: MCCLAVE WA INC’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does MCCLAVE WA INC have any open drinking water violations on record?: As of August 1, 2026, EPA's federal records show no open violations for MCCLAVE WA INC.
What is a Consumer Confidence Report?: A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

Contact

MARSH, LORETTA

719-931-1501

MCCLAVE, CO 81057